湿法磷酸生产提高氟回收率的技改  

Technical transformation for increasing the fluorine recovery in WPA production

作　　者：王松年 

机构地区：[1]广西鹿寨化肥有限责任公司磷酸厂,广西鹿寨545624

出　　处：《磷肥与复肥》2011年第1期20-22,共3页Phosphate & Compound Fertilizer

摘　　要：介绍鹿寨150kt/a磷酸浓缩装置及氟吸收系统流程,分析影响氟硅酸产率的因素及提高氟硅酸产率所采取的措施,2009年每吨浓磷酸产氟硅酸由原来40kg以下提高到42.1kg。The 150 kt/a phosphoric acid concentration plant and the process of fluorine absorption system at Luzhai Chemical Fertilizer Co., Ltd are introduced, the factors on the yield of fluosilicic acid and the measures for increasing the yield are analyzed, the yield of fluosilicic acid per ton concentrated phosphoric acid is improved from below 40 kg to 42.1 kg in 2009.

关 键 词：湿法磷酸浓缩 氟吸收系统 氟硅酸产率 技改措施 

分 类 号：TQ126.35[化学工程—无机化工]